Durgapur vs Virudhunagar
Side-by-side air quality comparison between Durgapur and Virudhunagar.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Durgapur | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 122.90 | 5.30 |
| PM10(µg/m³) | 127.60 | 6.30 |
| NO₂(µg/m³) | 52.40 | 7.50 |
| SO₂(µg/m³) | 79.40 | 2.90 |
| O₃(µg/m³) | 32.00 | 34.00 |
| CO(µg/m³) | 1042.00 | 128.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Durgapur averaged an AQI of 174 while Virudhunagar averaged 52 — a 122-point (235%) gap, with Durgapur the more polluted and Virudhunagar the cleaner of the two. On 123 days when both cities reported, Virudhunagar was cleaner on 122 of them; the average daily gap was 146 AQI points.
Seasonality & days
Durgapur peaks in December, while Virudhunagar peaks in November. Durgapur logged 1.3% Severe days and 30.3% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Durgapur 6 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Durgapur reached AQI 413 at PCBL Residential Complex (WBPCB) on 2024-12-10; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Durgapur spans 2 CPCB stations with a 31-point spread (min 164, max 195); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Virudhunagar has better air quality with an AQI of 9 compared to Durgapur's 303. That's a significant difference of 294 points.